Zone Alarm Pro 6.1.737 with TrueVector security engine and Anti-spyware has been known to interfere with both of these modules.

Tom Garson wrote:

I opened the ZAP control window, selected the Programs tab in Program Control and located the entry for Ease Ears. I manually set Trust Level to Super (three green bars). After that, Ears ran with ZAP enabled. This is also the setting I arrived at to allow Eyes to run unmolested.